Home / 230,223.12-317,708.46-133,445.67

Finding the Fourth Proportional to 230,223.12, 317,708.46 and 133,445.67

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Solution

The fourth proportional to 230,223.12, 317,708.46 and 133,445.67 is: 184,155.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,223.12 : 317,708.46 = 133,445.67 : x
  2. Step 2: Convert to fraction form
    230,223.12/317,708.46 = 133,445.67/x
  3. Step 3: Cross multiply
    230,223.12x = 317,708.46 × 133,445.67
  4. Step 4: Simplify right side
    230,223.12x = 42,396,818,309.37
  5. Step 5: Solve for x
    x = 42,396,818,309.37/230,223.12
  6. Step 6: Final answer
    x = 184,155.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.